Enhancing the Electrochemical Properties of LaCoO3 by Sr-Doping, rGO-Compounding with Rational Design for Energy Storage Device

Table 2 Comparison of electrochemical performances for some composite electrodes in the previous literatures

Samples	Sc (F g⁻¹)	Current density (scan rate)	Electrolyte	E (W h kg⁻¹) P (W kg⁻¹)	Capacitance retention (cycle numbers)	Ref.
ZnFe₂O₄/NRG	244	0.5 A g⁻¹	1 M KOH	6.7; 3000	84.4% (1000)	[49]
Y₂NiMnO₆	77.76	30 A g⁻¹	0.5 M KOH	0.89; 4.32	70.17% (> 1800)	[46]
La_0.85Sr_0.15MnO₃	198	0.5 A g⁻¹	1 M KOH	//	~ 79% (1000)	[37]
La_0.8Na_0.2Fe_0.8 Mn_0.2O₃	56.4	3 mV s⁻¹	1 M H₂SO₄	14.39; /	86% (1000)	[29]
MOF-derived Co(OH)₂	604.5	0.1 A g⁻¹	6 M KOH	13.6; 140	80% (2000)	[50]
La_1-xCa_xMnO₃	170	1 A g⁻¹	1 M KOH	7.6; 160	7.7% (2000)	[45]
Ag/LSC	517.5	1 mA cm⁻²	1 M KOH	21.9 mW h m^-3; 90.1 mW m^-3	81.2% (3000)	[51]
LaSr₃Fe₃O_10-δ	380	0.1 A g⁻¹	6 M KOH	/; /	87.1% (1000)	[52]
(La_0.75Sr_0.25)_0.95MnO_3-δ	56	2 mV s⁻¹	1 M Na₂SO₄	/; /	98% (1000)	[39]
CeO₂ mixed LaMnO₃	262	1 A g⁻¹	1 M Na₂SO₄	17.2; 1015	98% (2000)	[53]
rGO@LCO	416	0.5 A g⁻¹	6 M KOH	17.62 (170); 8.73 (4250)	94.48% (10,000)	This work